COVERED ASSETS AND FDIC INDEMNIFICATION ASSET (Details 2) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014		Dec. 31, 2013
Carrying Amounts And Composition Of Covered Loans
Allowance on covered loans	$ (4,880)		$ (7,745)
Total covered loans, net	1,803,090		2,187,898
Covered loans
Carrying Amounts And Composition Of Covered Loans
Total covered loans receivable	1,807,970	[1]	2,195,643	[2]
Covered discount	(181,357)		(265,917)
Net valuation of loans	1,807,970		2,195,643
Allowance on covered loans	(4,880)		(7,745)
Total covered loans, net	1,803,090		2,187,898
Collectively evaluated for impairment	252,205	[1]	320,185	[2]
Acquired with deteriorated credit quality	1,555,765		1,875,458
Covered loans | Residential
Carrying Amounts And Composition Of Covered Loans
Total covered loans receivable	620,910		693,603
Collectively evaluated for impairment	11,700		12,000
Covered loans | Residential | Residential Single-family
Carrying Amounts And Composition Of Covered Loans
Total covered loans receivable	259,438		290,095
Covered loans | Residential | Residential Multifamily
Carrying Amounts And Composition Of Covered Loans
Total covered loans receivable	361,472		403,508
Covered loans | Commercial Real Estate ("CRE")
Carrying Amounts And Composition Of Covered Loans
Total covered loans receivable	968,356		1,267,363
Collectively evaluated for impairment	9,000		46,700
Covered loans | Commercial Real Estate ("CRE") | Commercial and Industrial Real Estate
Carrying Amounts And Composition Of Covered Loans
Total covered loans receivable	895,140		1,103,530
Covered loans | Commercial Real Estate ("CRE") | Construction and Land
Carrying Amounts And Composition Of Covered Loans
Total covered loans receivable	73,216		163,833
Covered loans | Commercial and Industrial ("C&I")
Carrying Amounts And Composition Of Covered Loans
Collectively evaluated for impairment	202,500		230,600
Covered loans | Consumer
Carrying Amounts And Composition Of Covered Loans
Collectively evaluated for impairment	29,000		30,900
Covered loans | Other Loans
Carrying Amounts And Composition Of Covered Loans
Total covered loans receivable	400,061		500,594
Covered loans | Other Loans | Commercial Business
Carrying Amounts And Composition Of Covered Loans
Total covered loans receivable	331,117		426,621
Covered loans | Other Loans | Other Consumer
Carrying Amounts And Composition Of Covered Loans
Total covered loans receivable	$ 68,944		$ 73,973

[1] Includes $252.2 million of covered advances comprising of $202.5 million, $29.0 million, $11.7 million and $9.0 million of commercial and industrial, consumer, residential and commercial real estate loans, respectively.

[2] Includes $320.2 million of covered advances comprising of $230.6 million, $46.7 million, $30.9 million and $12.0 million of commercial and industrial, commercial real estate, consumer and residential loans, respectively.